subcelebrity

noun2

1. •
   The state or quality of being somewhat known but not enough to be considered truly famous.

   • Himself almost unknown, Gay yet held a curious subcelebrity with not a few men who had won distinction in widely diverging lines. — 1908
2. •
   A person who is somewhat known but not famous enough to be considered a true celebrity.

   • So Angela was relegated to the netherworld of D.C. subcelebrities — not quite interesting enough to be famous but just famous enough to be interesting. — 1912